[automerger skipped] Make exoplayer not depend statically on androidx am: 351f998ce9 am: d5b835e5da -s ours am: 6239fbead5 -s ours

am skip reason: Merged-In I51dd549584f4174916ea4be22eb6246e29dff52a with SHA-1 866ac3f1f6 is already in history

Original change: https://android-review.googlesource.com/c/platform/external/exoplayer/+/2073974

Change-Id: I9ce7f1e1d55827c036afa854e9b937181fa4b614
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>